PR and issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -30,6 +30,6 @@ assignees: ''
 ## Environment
 
 - Crate (`esp-idf-hal`) version: [e.g. 0.44.1; type master if you use the crate from the GIT master branch]
-- ESP-IDF branch or tag: [e.g. release/v5.2, v5.2.1, etc.]
+- ESP-IDF branch or tag: [e.g. release/v5.2, v5.2.1, etc.] <!-- if you use the cargo-based build, you have the ESP-IDF version inside the `.cargo/config.toml` file of your binary crate, variable `ESP_IDF_VERSION` in section [env] . -->
 - Target device: [e.g. ESP32-S3] <!-- Use `espflash board-info` to get the target device iformation. -->
 - OS: [e.g. Ubuntu 20.04]